Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"con chat doc snippets" » "con chat code snippets", "cong chat doc snippets", "don chat doc snippets", "cong nhat doc snippets", "con chat hoc snippets", "con chau doc snippets", "con thuat doc snippets"
"python using java snippets" » "python using data snippets"

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("python using java snippets") or ("con chat doc snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("con chat doc snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( con chat doc snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("con chat doc snippets"))) or ("locating bug core snippets"))*.